public void PopulateAssignedCursData(Gestionare_StudentiContext context,
Student student)
{
var allCursuri = context.Curs;
var studentCursuri = new HashSet <int>(
student.StudentCursuri.Select(c => c.StudentID));
AssignedCursDataList = new List <AssignedCursData>();
foreach (var cat in allCursuri)
{
AssignedCursDataList.Add(new AssignedCursData
{
CursID = cat.ID,
Nume = cat.NumeCurs,
Assigned = studentCursuri.Contains(cat.ID)
});
}
}
public void UpdateStudentCursuri(Gestionare_StudentiContext context,
string[] selectedCursuri, Student studentToUpdate)
{
if (selectedCursuri == null)
{
studentToUpdate.StudentCursuri = new List <StudentCurs>();
return;
}
var selectedCursuriHS = new HashSet <string>(selectedCursuri);
var studentCursuri = new HashSet <int>
(studentToUpdate.StudentCursuri.Select(c => c.Curs.ID));
foreach (var cat in context.Curs)
{
if (selectedCursuriHS.Contains(cat.ID.ToString()))
{
if (!studentCursuri.Contains(cat.ID))
{
studentToUpdate.StudentCursuri.Add(
new StudentCurs
{
StudentID = studentToUpdate.ID,
CursID = cat.ID
});
}
}
else
{
if (studentCursuri.Contains(cat.ID))
{
StudentCurs courseToRemove
= studentToUpdate
.StudentCursuri
.SingleOrDefault(i => i.CursID == cat.ID);
context.Remove(courseToRemove);
}
}
}
}
